What's the difference between introns and exon

BT corn is a genetically modified organism that contains a gene from bacteria that live in soil. This inserted gene allows the corn to kill the corn borer caterpillar because? A. It has RNA from the bacteria that will kill the pest. B.

A client asks why a drain is in place to pull fluid from the surgical wound. what is the best response by the nurse?

Which of the following is revealed by fossil evidence? species relationships blood type chromosome number

Explain why a signal cascade can be useful in certain cell processes

What is the role of a pioneer species in primary succession? to destroy parasites to create shade to provide fruit to create the soil

How are pedigrees identified?

Which statement describes renewable resources? A. Fossil fuels are a type of renewable resource B. Renewable resources our artificial C. Renewable resources replenished quickly D. Cheap energy often comes from renewable resources

How are the graphs of a body chemical controlled by negative feedback and a chemical controlled by positive feedback different

Which molecule listed is most likely to cause osmosis in the body? protein glucose oxygen sodium chloride?

Why where phosphates removed from dishwasher detergents